Quote:
Originally Posted by scalbert
From what I recall reading, the boost control is somewhat different than traditional applications. From what I recall the wastegate are operated off of vacuum; hence the need for the two vacuum reservoirs. But do the wastegates default to open or closed? Is 0% DC on the boost control solenoids equates to the wastegates being open and 100% is fully closed? Or is it the inverse?
I am sure Shiv has figured this part out and can shed some light. And yes, this is leading somewhere.  |
It's a vacuum based system and the wastegates default open (no boost). The solenoids are 0-12v, ~1a at full load. 0v is fully open, 12v is fully closed.